Step | Action | Value(s) | Yes | No |
|---|---|---|---|---|
1 | Was the Data Link Communications System Check performed? | -- | Go to Step 2 | |
2 |
Is there continuity present? | -- | Go to Step 3 | Go to Step 4 |
3 | Replace the ECC. Refer to Control Assembly Replacement in HVAC Systems with A/C - Automatic. Is the repair complete? | -- | -- | |
4 | Connect the DMM between cavity 2 of the DLC and cavity A of the Splice Pack (SP201). Is there continuity present? | -- | Go to Step 5 | Go to Step 7 |
5 | Connect the DMM between cavity A of SP201 and cavity L of SP201. Is there continuity present? | -- | Go to Step 6 | Go to Step 9 |
6 | Connect the DMM between cavity L of SP201 and cavity C11 of the ECC. Is there continuity present? | -- | Go to Step 8 | |
7 | Locate and repair the open or cause of resistance in CKT 1132 (PPL) between the DLC and the SP201. Is the repair complete? | -- | -- | |
8 | Locate and repair the open or cause of resistance in CKT 1038 (WHT) between SP201 and the ECC. Is the repair complete? | -- | -- | |
9 | Replace the splice pack terminal. Is the repair complete? | -- | -- |
